SWARM-1235: Better document logging category name delineation. (#479)
SWARM-1235: Better document logging category name delineation. (#479)

Motivation
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Docs were unclear on using [ ] around logging category names.

Modifications
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Added some docs.

Result
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Stuff is documented.
kenfinnigan/wildfly-swarm,jamezp/wildfly-swarm,kenfinnigan/wildfly-swarm,kenfinnigan/wildfly-swarm,gastaldi/wildfly-swarm,nelsongraca/wildfly-swarm,gastaldi/wildfly-swarm,wildfly-swarm/wildfly-swarm-core,heiko-braun/wildfly-swarm-1,wildfly-swarm/wildfly-swarm,jamezp/wildfly-swarm,nelsongraca/wildfly-swarm,jamezp/wildfly-swarm,kenfinnigan/wildfly-swarm,nelsongraca/wildfly-swarm,wildfly-swarm/wildfly-swarm-core,wildfly-swarm/wildfly-swarm-core,heiko-braun/wildfly-swarm-1,wildfly-swarm/wildfly-swarm,wildfly-swarm/wildfly-swarm,wildfly-swarm/wildfly-swarm,juangon/wildfly-swarm,heiko-braun/wildfly-swarm-1,juangon/wildfly-swarm,wildfly-swarm/wildfly-swarm-core,juangon/wildfly-swarm,wildfly-swarm/wildfly-swarm,gastaldi/wildfly-swarm,heiko-braun/wildfly-swarm-1,jamezp/wildfly-swarm,nelsongraca/wildfly-swarm,kenfinnigan/wildfly-swarm,gastaldi/wildfly-swarm,jamezp/wildfly-swarm,heiko-braun/wildfly-swarm-1,nelsongraca/wildfly-swarm,wildfly-swarm/wildfly-swarm-core,juangon/wildfly-swarm,gastaldi/wildfly-swarm,juangon/wildfly-swarm